In the 120V circuits of homes and offices, the grounded conductor is the same as the neutral. Typically, when wiring a switch for a 120V load (e.g., a light) only one wire comes to the switch and only ...
Based on the 2023 NEC. Question: Three-way and four-way switches shall be wired so that all switching is done only in the _____ circuit conductor. Explanation: According to Sec. 404.2(A), "Three-way ...